his teammate, jerry brown, who was in the car with him, died in the accident. one week to the day of the murder-suicide involving jovan belcher. this evening, newly-released surveillance video of him. john schriffen on both cases. he begins here with the new arrest. >> reporter: a late night of drinking and driving leads to the death of a dallas cowboys player. his teammate now under arrest, charged with manslaughter while intoxicated. 24-year-old josh brent, a defensive lineman, was speeding down a service road in irving, texas, when his vehicle hit a curb, flipped over, killing the passenger, 25-year-old linebacker jerry brown. >> when the officers arrived on the scene, mr. brent was dragging mr. brown from the vehicle. >> reporter: this comes one week after kansas city chiefs linebacker jovan belcher killed his girlfriend, kasandra perkins, before turning the gun on himself at the team's practice facility. >> you were visiting somebody at these apartments? >> this newly-released video taken hours before the vicious murder shows police responding to a 911 cal